[INFO] fetching crate nvtt_rs 0.9.0...
[INFO] testing nvtt_rs-0.9.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate nvtt_rs 0.9.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate nvtt_rs 0.9.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nvtt_rs 0.9.0
[INFO] finished tweaking crates.io crate nvtt_rs 0.9.0
[INFO] tweaked toml for crates.io crate nvtt_rs 0.9.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate nvtt_rs 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36bef671de7a8e2f91026ca2a18d966b1cb275c2a31fb6e1e0faa936e24d5fb4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "36bef671de7a8e2f91026ca2a18d966b1cb275c2a31fb6e1e0faa936e24d5fb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36bef671de7a8e2f91026ca2a18d966b1cb275c2a31fb6e1e0faa936e24d5fb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36bef671de7a8e2f91026ca2a18d966b1cb275c2a31fb6e1e0faa936e24d5fb4", kill_on_drop: false }`
[INFO] [stdout] 36bef671de7a8e2f91026ca2a18d966b1cb275c2a31fb6e1e0faa936e24d5fb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21052b5700e616516db915df5e581de79b612b993f1989fb1c531285fdc1bc31
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "21052b5700e616516db915df5e581de79b612b993f1989fb1c531285fdc1bc31", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling bindgen v0.55.1
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling clang-sys v1.0.2
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling nvtt_sys v0.4.0
[INFO] [stderr]    Compiling nvtt_rs v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "21052b5700e616516db915df5e581de79b612b993f1989fb1c531285fdc1bc31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21052b5700e616516db915df5e581de79b612b993f1989fb1c531285fdc1bc31", kill_on_drop: false }`
[INFO] [stdout] 21052b5700e616516db915df5e581de79b612b993f1989fb1c531285fdc1bc31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c22520a12ffc41f5b42e9f35057127fa5c479e4704e1ff12cbab6fa9e4b0ac3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4c22520a12ffc41f5b42e9f35057127fa5c479e4704e1ff12cbab6fa9e4b0ac3", kill_on_drop: false }`
[INFO] [stderr]    Compiling nvtt_rs v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `CompressionOptions`, `CompressionOutput`, `Compressor`, `InputOptions`, `OutputLocation`, `OutputOptions`
[INFO] [stdout]  --> examples/compress_dds.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     CompressionOptions, CompressionOutput, Compressor, InputOptions, OutputLocation, OutputOptions,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `example_data_path`
[INFO] [stdout]  --> examples/compress_dds.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn example_data_path() -> Option<PathBuf> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "4c22520a12ffc41f5b42e9f35057127fa5c479e4704e1ff12cbab6fa9e4b0ac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c22520a12ffc41f5b42e9f35057127fa5c479e4704e1ff12cbab6fa9e4b0ac3", kill_on_drop: false }`
[INFO] [stdout] 4c22520a12ffc41f5b42e9f35057127fa5c479e4704e1ff12cbab6fa9e4b0ac3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c5e9e7fd4d737a284cb7dfcdaa2a72e7493c5326fa181e3473e9b7683bc36f43
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c5e9e7fd4d737a284cb7dfcdaa2a72e7493c5326fa181e3473e9b7683bc36f43", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `CompressionOptions`, `CompressionOutput`, `Compressor`, `InputOptions`, `OutputLocation`, `OutputOptions`
[INFO] [stderr]  --> examples/compress_dds.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     CompressionOptions, CompressionOutput, Compressor, InputOptions, OutputLocation, OutputOptions,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `example_data_path`
[INFO] [stderr]  --> examples/compress_dds.rs:6:4
[INFO] [stderr]   |
[INFO] [stderr] 6 | fn example_data_path() -> Option<PathBuf> {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nvtt_rs-8546354e81e5ebe4
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nvtt_rs
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/lib.rs - OutputOptions::set_output_location (line 1403) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c5e9e7fd4d737a284cb7dfcdaa2a72e7493c5326fa181e3473e9b7683bc36f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5e9e7fd4d737a284cb7dfcdaa2a72e7493c5326fa181e3473e9b7683bc36f43", kill_on_drop: false }`
[INFO] [stdout] c5e9e7fd4d737a284cb7dfcdaa2a72e7493c5326fa181e3473e9b7683bc36f43